M-D Building Products
M-D Building Products is a privately held, family-owned North American building-products manufacturer (founded 1920) producing weatherstripping, floor trims, caulks, custom aluminum and vinyl extrusions, and digital levels across four strategic business units for consumer retail, commercial flooring distribution, OEM manufacturers, and professional paint channels.
- Company typePrivate
- Founded1920
- HeadquartersOklahoma City, United States
- Headcount501–1,000
- GTM typeB2B
- OfferingHardware or Manufacturing
What M-D Building Products does
M-D Building Products is a privately held, family-owned (Plotkin family) North American building-products manufacturer founded in 1920 in Oklahoma City. The company designs, produces, and distributes weatherstripping, floor and tile trims, perforated aluminum sheets, caulks and sealants, custom aluminum and vinyl extrusions, digital levels, and adjacent products sold under brands including M-D Consumer, M-D PRO, PROVA, Tower Sealants, SmartTool, M-D Metal Source, M-D Plastics, Cardinal Aluminum, Morse Industries, and RCR International / Climaloc. Operations span 12 manufacturing and distribution facilities across the U.S. and Canada (headquartered in Mississauga, Ontario), with 1,500+ employees and more than 90% of production occurring in North America.
Underlying manufacturing technology is highly diversified rather than a single platform: 4 aluminum extruders (Oklahoma City and Louisville, with 6 million lbs/year anodizing capacity), 30 vinyl extruders across four sites, powder coating, wet paint capable of 30-ft lengths (Hayti, MO), sublimation, foam/sponge tape manufacturing, caulk/sealant production (Gainesville), and a clean-room for SmartTool's patented digital-level sensor discs that achieve 0.05° accuracy. The company pursues an active bolt-on M&A program, with twelve-plus acquisitions since 2000, including Loxcreen Flooring Group (2012), Morse Industries (January 2018), RCR International (March 2018), and Cardinal Aluminum (May 2021). In March 2022 the company was reorganized into four strategic business units (M-D Consumer; M-D Manufactured Solutions & Cardinal Aluminum; M-D Pro & Canadian Consumer; Tower Sealants), each led by a divisional president.
M-D Building Products operates a diversified go-to-market model serving consumer retail (Lowe's, Home Depot, Menards, ACE Hardware, Home Hardware Canada), commercial flooring distributors, OEM/manufacturer customers (custom extrusions), professional paint channels (Tower Sealants sold through PPG Paints), and MRO buyers. Revenue is generated through product sales across these channels, with multi-decade vendor relationships constituting the primary channel moat; pricing is not publicly disclosed and is set channel-by-channel. As a family-owned private company, neither revenue nor detailed financials are disclosed. In March 2026, Christian Leard was appointed President and CEO, with Ryan Plotkin transitioning to Vice Chairman to lead reshoring and domestic-manufacturing initiatives.
M-D Building Products firmographics
Firmographics- Name
- M-D Building Products
- Legal name
- M-D Building Products, Inc.
- Website
- https://mdteam.com
- Company type
- Private
- Founded year
- 1920
- Operating status
- Operating
- Headcount range
- 501–1,000 employees
- Short description
- M-D Building Products is a privately held, family-owned North American building-products manufacturer (founded 1920) producing weatherstripping, floor trims, caulks, custom aluminum and vinyl extrusions, and digital levels across four strategic business units for consumer retail, commercial flooring distribution, OEM manufacturers, and professional paint channels.
- Ownership category
- akta.pro rank
M-D Building Products industry classification
Industry- Product category
- Building Products Manufacturing
- NAICS
- Ornamental and Architectural Metal Products Manufacturing (33232), Sheet Metal Work Manufacturing (332322), Custom Architectural Woodwork and Millwork Manufacturing (337212)
- SIC
- Fabricated Structural Metal Products (3440), Metal Doors, Sash, Frames, Moldings & Trim (3442), Miscellaneous Chemical Products (2890)
- akta.pro primary industry
- Weatherstripping & Door/Window Sealing Products (IMADAGAH)
- akta.pro secondary industries
- Sealants, Expansion Joints & Weatherproofing (Caulking, Joint Systems) (IMAFAMAF), Architectural & Miscellaneous Metals (Stairs, Railings, Ladders) (IMADACAE), Resilient Floor Coverings Manufacturing (Vinyl/LVT/Linoleum/Rubber/Cork) (IMAOAJAH)
Keywords
Where M-D Building Products is headquartered
LocationHeadquarters
- HQ city
- Oklahoma City
- HQ country
- United States
- HQ region
- North America
Offices12 records
Markets served
M-D Building Products business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Operations, Supply Chain, Personnel, Infrastructure, Technology or R&D, Marketing or Sales
Revenue model
- Building Products Manufacturing & Sales: M-D designs, manufactures, and markets residential and commercial weatherization products, flooring products, caulking, and specialty extrusion products. Revenue comes from selling these products through consumer retail, MRO, commercial flooring distributors, OEM manufacturers, and professional paint channels.
- Custom Aluminum & Vinyl Extrusion Services: Provides custom aluminum and vinyl extrusion manufacturing services for other manufacturers, offering proprietary and stock profiles with in-house die capabilities for rapid die creation with greater precision.
- Distribution & Fulfillment: Regional distribution operations for Metal Source customers and OEM locations strategically placed throughout North America for maximum speed and efficiency. Consumer business ships to distribution centers, individual stores, or directly to customer homes.
Go-to-market motion3 records
Distribution channels6 records
Marketing channels5 records
M-D Building Products product offering
Product offeringCore offering
M-D Building Products develops, manufactures, and distributes a diversified portfolio of building and weatherproofing products including weatherstripping, floor trims, perforated aluminum sheets, custom aluminum and vinyl extrusions, caulking and sealants, digital levels, waterproofing systems, and architectural metals. Products are sold through major home centers, commercial flooring distributors, OEM manufacturers, and professional paint channels throughout North America, with 90%+ of products manufactured domestically across 12+ facilities.
Product overview
M-D Building Products is a family-owned manufacturer offering a diversified portfolio of building products across multiple brands and business units. The company operates through four strategic business units: M-D Consumer (weatherstripping, floor trims, aluminum sheets), M-D Manufactured Solutions/Cardinal Aluminum (custom aluminum extrusion), M-D Pro and Canadian Consumer (professional flooring accessories), and Tower Sealants (caulking). The portfolio includes acquired brands such as PROVA (bathroom/tile renovation), SmartTool (digital levels), Morse Industries (railing/architectural metals), and RCR International (weatherization/screening). Core manufacturing capabilities include aluminum and vinyl extrusion, anodizing, powder coating, wet paint, sublimation, foam/sponge tape, and caulk manufacturing. Products serve consumer retail, MRO, commercial flooring distributors, product manufacturers, and professional paint markets throughout North America.
Differentiator
Problem solved
Functional benefit
Brands
- M-D Consumer: Consumer hardware including weatherstripping, floor trims, and perforated aluminum sheets
- M-D Pro
- PROVA
- M-D Metal Source
- M-D Plastics
- SmartTool
- Tower Sealants
- Cardinal Aluminum
- Morse Industries
- RCR International
Products and services
- M-D Consumer Consumer hardware line including weatherstripping, floor trims, perforated aluminum sheets, SmartTool Digital Levels, and PROVA renovation products, sold through major hardware stores and home centers throughout North America for DIY and home improvement use.
- M-D PRO Professional floor covering accessories for carpet, hardwood, laminate, resilient, Luxury Vinyl Tile/Plank, and ceramic/stone installation, distributed through flooring and ceramic distributors and professional retail outlets throughout North America.
- PROVA Waterproofing products, shower system kits, uncoupling underlayments, and ceramic tile trims offering fast, easy solutions for bathroom and tile renovations for serious DIYers and top-level contractors, sold through flooring distributor channels and select retail stores.
- Tower Sealants Acrylic and silicone caulks and sealants for interior and exterior application, manufactured at the Gainesville, GA plant, serving the professional paint channel with private label program capabilities.
- SmartTool Digital Levels Digital levels and protractors with proprietary sensor technology delivering accuracy to hundredths of a degree; an industry leader in the digital level and protractor category for over 25 years.
- M-D Metal Source Custom aluminum extrusion business building specialty components for manufacturers, offering anodizing, powder coating, wet painting, sublimation, and precision fabrication services with proprietary and stock profiles.
- M-D Plastics Custom vinyl extrusion services with proprietary and stock profiles for specialty extrusion and door shop markets, produced at facilities in Brooklet, GA and Woodburn, OR.
- Cardinal Aluminum Custom aluminum extrusion, fabrication, and finishing including Cardinal Architectural louvered roof systems and Designer Moulding for metal and wood picture frame mouldings, acquired in 2021.
- Morse Industries Railing, shower, and architectural metals products including glass railings, stainless steel railings, shower enclosures, architectural extrusions, and marine products; acquired as a Seattle-based family-operated company in 2018.
- Climaloc Weatherstripping Top selling Canadian brand of consumer weather stripping along with associated weatherization, insulation components, screening, snow brushes, squeegees, and hardware products acquired with RCR International in 2018.
Quantifiable outcome
- Tower Sealants delivered 30% sales increase and TOP GUN 200Xi Caulk became PPG's #1 sundry volume (0 to 5 million units in 12 months)
- +1 more outcomes
Companies that use M-D Building Products
Customer profileNamed customers7 records
Segments6 records
Ideal customer profiles4 records
M-D Building Products technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature5 records
M-D Building Products partnerships and signals
Strategic signalPartnerships
Ten partnerships are on record, tiered minor, strategic, core and supporting.
- W.J. DennisminorChicago-based wholly-owned subsidiary of RCR International acquired by M-D. W.J. Dennis distributes consumer products in the U.S. markets.
- Home Hardware Stores (Canada)strategicStrategic alliance for location-based mobile shopping application. M-D Canada, Didgebridge, and Advertek partnered to deliver mobile shopping experience integrated with consumer shopping at Home Hardware Stores across Canada.
- ACE HardwarecoreLong-standing partnership dating back to company founding in 1920s. ACE Hardware represents one of M-D's earliest and most enduring distribution relationships.
- Lowe'scoreFirst vendor partnership dating back to 1940s. M-D serves as weatherstripping vendor for Lowe's home improvement retail locations.
- Home DepotcoreWeatherstripping vendor partnership established in 1950s. Major retail channel for consumer M-D products.
- MenardscoreFlooring vendor partnership dating back to 1978. Distribution through Midwestern U.S. home improvement retailer.
- DidgebridgesupportingMobile marketing technology company providing location-based mobile shopping solution for M-D Canada's Home Hardware Stores partnership.
- AdverteksupportingCanadian Print and Related Media Communications Provider collaborating on mobile shopping application for Home Hardware Stores Canada.
- PPG PaintscoreTower Sealants serves as vendor to PPG Paints. Awarded PPG 2016 Vendor of the Year (4th award in 7 years) for delivering 30% sales increase and TOP GUN 200Xi Caulk success.
- Durox Flooring AccessoriessupportingOntario distributor working closely with M-D PRO to ensure cohesive branding and eliminate marketplace confusion following Loxcreen rebranding.
Scale indicators7 records
Recent moves9 records
Expansion highlights5 records
M-D Building Products competitors and assessment
Company assessmentDirect peers
- Pemko (Assa Abloy): Pemko, owned by Assa Abloy, manufactures weatherstripping, thresholds, and door sealing products, directly overlapping M-D's founding M-D Consumer weatherization business and competing in the same retail and OEM channels.
- National Guard Products (NGP): NGP is a U.S. manufacturer of thresholds, weatherstripping, and door-related building products, with comparable product categories, aluminum fabrication capabilities, and distribution through commercial building-products channels.
- Endura Products: Endura manufactures door components including astragals, weatherstripping, and sill systems, directly competing with M-D's weatherization and door-sealing portfolio for OEM door manufacturers and home center retailers.
- DAP Products: DAP is a leading U.S. manufacturer of caulks, sealants, and adhesives, directly competing with M-D's Tower Sealants business for professional paint channel and home center shelf space.
- AmesburyTruth: AmesburyTruth (now part of Lorient Group) manufactures weatherstripping, door hardware, and sealing systems for residential and commercial door manufacturers, overlapping directly with M-D's M-D Consumer and OEM product lines.
Emerging players
- Sashco: Sashco is a specialty caulk and sealant manufacturer competing with Tower Sealants in the professional paint and contractor channels, with comparable focus on high-quality acrylic and elastomeric sealants.
Broad incumbents
- Kaiser Aluminum: Kaiser Aluminum is a major U.S. aluminum extruder serving aerospace, automotive, and industrial customers; comparable to M-D Metal Source and Cardinal Aluminum's extrusion operations but operating at a much larger scale across diverse end markets.
- Quaker Window & Door: Quaker is a family-owned window and door manufacturer with comparable mid-market U.S. building products scale, multi-channel distribution, and an established presence in home center and commercial channels.
- Cornerstone Building Brands: Cornerstone is the largest U.S. manufacturer of exterior building products (siding, windows, roofing, metal building components), offering overlapping architectural and structural metal products at significantly greater scale than M-D.
- Royal Building Products: Royal Building Products manufactures exterior building products including mouldings, trim, and decking, overlapping with M-D's floor trims, Designer Moulding (Cardinal subsidiary), and weatherization product categories.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks5 records
Key highlights7 records
Customer concentration
M-D Building Products social profiles
Digital presenceM-D Building Products financial estimates
Financial estimateRevenue estimate
Valuation estimate
M-D Building Products leadership team
Management profileNumber of profiles
Profiles10 records
M-D Building Products subsidiaries and ownership
Company hierarchySubsidiaries10 records
M-D Building Products funding detail
Funding detailFunding overview
Funding rounds1 record
Investors1 record
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
M-D Building Products M&A and investment
M&A and investmentM&A2 records
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about M-D Building Products
What does M-D Building Products do?
M-D Building Products develops, manufactures, and distributes a diversified portfolio of building and weatherproofing products including weatherstripping, floor trims, perforated aluminum sheets, custom aluminum and vinyl extrusions, caulking and sealants, digital levels, waterproofing systems, and architectural metals. Products are sold through major home centers, commercial flooring distributors, OEM manufacturers, and professional paint channels throughout North America, with 90%+ of products manufactured domestically across 12+ facilities.
Is M-D Building Products a public or private company?
M-D Building Products is a private company. It is classified as family owned and is currently operating.
When was M-D Building Products founded?
M-D Building Products was founded in 1920. It employs 501 to 1,000 people.
Where is M-D Building Products based?
M-D Building Products is headquartered in Oklahoma City, United States, in the North America region.
How does M-D Building Products make money?
Three revenue lines are on record. Building Products Manufacturing & Sales are the primary driver. The others are custom Aluminum & Vinyl Extrusion Services and distribution & Fulfillment.
Who are M-D Building Products's main competitors?
Direct peers on record are Pemko (Assa Abloy), National Guard Products (NGP), Endura Products, DAP Products and AmesburyTruth. Sashco is listed as an emerging player. Broad incumbents are Kaiser Aluminum, Quaker Window & Door, Cornerstone Building Brands and Royal Building Products.
Does M-D Building Products have an API?
No public API is recorded for M-D Building Products.
What industry is M-D Building Products in?
M-D Building Products's product category is Building Products Manufacturing. Its primary akta.pro industry code is IMADAGAH, Weatherstripping & Door/Window Sealing Products, with a secondary code of IMAFAMAF, Sealants, Expansion Joints & Weatherproofing (Caulking, Joint Systems). Its NAICS code is 33232 and its SIC code is 3440.